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David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.

Find the slope of the line that passes through the points (-3, -1) and (0, 3). 3/4 0 4/3